853449516 has 36 divisors (see below), whose sum is σ = 2162493424. Its totient is φ = 283802400.

The previous prime is 853449491. The next prime is 853449529. The reversal of 853449516 is 615944358.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13000 + ... + 43311.

Almost surely, 2^853449516 is an apocalyptic number.

It is an amenable number.

853449516 is an abundant number, since it is smaller than the sum of its proper divisors (1309043908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

853449516 is a wasteful number, since it uses less digits than its factorization.

853449516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56742 (or 56737 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 853449516 is about 29213.8582867789. The cubic root of 853449516 is about 948.5479260511.

The spelling of 853449516 in words is "eight hundred fifty-three million, four hundred forty-nine thousand, five hundred sixteen".